body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    margin: 0;
    background-color: #f4f4f4;
    color: #333;
}

.hero {
    background: linear-gradient(to right, #2c3e50, #4ca1af);
    color: white;
    padding: 4rem 1rem;
    text-align: center;
}

.hero h1 {
    margin-bottom: 0.5rem;
    font-size: 2.5rem;
}

.subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
}

.navbar {
    background-color: #ffffff;
    border-bottom: 1px solid #ddd;
    display: flex;
    justify-content: center;
    padding: 0.75rem;
    gap: 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar a {
    color: #0077cc;
    text-decoration: none;
    font-weight: 600;
}

main {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1.25rem;
}

section {
    margin-top: 2rem;
}

h2 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    border-bottom: 2px solid #ddd;
    padding-bottom: 0.25rem;
}

ul {
    padding-left: 1.5rem;
}

.project {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

a {
    color: #0077cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: 2rem;
}

footer p {
    font-size: 0.9rem;
    margin: 0;
}